Millennium Management
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Millennium Management’s MongoDB MDB Stock Holding History

Millennium Management’s Portfolio MDB Stock Details MDB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$47.8M Buy
142,400
+13,500
+10% +$4.05M 0.02% 927
2026
Q1 		$31.6M Sell
128,900
-37,900
-23% -$12.7M 0.01% 1191
2025
Q4 		$70M Buy
166,800
+10,200
+7% +$3.71M 0.03% 593
2025
Q3 		$48.6M Buy
156,600
+13,800
+10% +$3.55M 0.02% 895
2025
Q2 		$30M Buy
142,800
+28,900
+25% +$5.34M 0.01% 1201
2025
Q1 		$20M Sell
113,900
-31,200
-22% -$7.6M 0.01% 1519
2024
Q4 		$33.8M Buy
145,100
+69,200
+91% +$19.5M 0.02% 1077
2024
Q3 		$20.5M Buy
75,900
+16,100
+27% +$4.18M 0.01% 1531
2024
Q2 		$14.9M Buy
59,800
+5,000
+9% +$1.58M 0.01% 1740
2024
Q1 		$19.7M Buy
54,800
+2,600
+5% +$1.06M 0.01% 1574
2023
Q4 		$21.3M Buy
52,200
+32,100
+160% +$12.2M 0.01% 1488
2023
Q3 		$6.95M Buy
20,100
+2,100
+12% +$797K ﹤0.01% 2397
2023
Q2 		$7.4M Sell
18,000
-1,900
-10% -$554K ﹤0.01% 2309
2023
Q1 		$4.64M Sell
19,900
-211,500
-91% -$44.4M ﹤0.01% 2675
2022
Q4 		$45.5M Sell
231,400
-13,800
-6% -$2.46M 0.03% 809
2022
Q3 		$48.7M Sell
245,200
-136,200
-36% -$39.7M 0.03% 694
2022
Q2 		$99M Buy
381,400
+1,100
+0.3% +$344K 0.06% 305
2022
Q1 		$169M Sell
380,300
-82,700
-18% -$32.3M 0.09% 154
2021
Q4 		$245M Buy
463,000
+69,800
+18% +$35.7M 0.12% 116
2021
Q3 		$185M Buy
393,200
+20,000
+5% +$8.06M 0.11% 128
2021
Q2 		$135M Sell
373,200
-129,400
-26% -$40M 0.08% 199
2021
Q1 		$134M Sell
502,600
-69,900
-12% -$24.8M 0.1% 152
2020
Q4 		$206M Buy
572,500
+571,300
+47,608% +$160M 0.15% 89
2020
Q3 		$278K Buy
+1,200
New +$260K ﹤0.01% 3884
2020
Q2 		– Sell
-2,000
Closed -$273K – 4426
2020
Q1 		$273K Buy
+2,000
New +$295K ﹤0.01% 3233

Other funds holding MDB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
DZ Bank
DZ Bank Frankfurt Am Main, Germany $130B AUM 46.38% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Millennium Management's MDB Position: Q2 2026 in Review

Millennium Management reduced its MongoDB (MDB) stake by 26% in Q2 2026, selling an estimated $31M and leaving 296,109 shares worth $99.5M. The position accounts for 0.04% of the portfolio, ranked #517.

Millennium Management first reported a position in MDB in Q4 2017 and has held it in 33 quarters since. The position peaked at $141M in Q4 2025. 870 funds tracked by Wall St. Rank hold MDB as of Q2 2026.

  • Millennium Management held 296,109 shares of MongoDB worth $99.5M as of Q2 2026.
  • Millennium Management sold 103,201 MongoDB shares in Q2 2026, an estimated $31M.
  • MongoDB made up 0.04% of Millennium Management's portfolio in Q2 2026, its #517 holding.
  • Millennium Management first reported a position in MongoDB in Q4 2017 and has held it in 33 quarters since.
  • Millennium Management's MongoDB position peaked at $141M in Q4 2025.
  • 870 funds tracked by Wall St. Rank held MongoDB as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.